Storage configuration for hosts that run the Linux operating system
Each of the attached Storwize® V3500 system LUNs has a special device file in the Linux directory /dev.
Hosts that use Linux 2.4 kernel operating systems have a maximum of 128 disks that are based on the major numbers that are available. The entries for all 128 devices are added by the operating system automatically.
Linux hosts can have as many disks as the Storwize V3500 system allows. The following website provides the most current information about configuration maximums:
The range of devices for each type of kernel follows.
- Device range
- /dev/sda to /dev/sddx
Figure 1. Example of range of devices for a host that is running the Linux operating system
# ls –l /dev/sda
brw-rw---- 1 root disk 8, 0 Aug 24 2005 /dev/sda